Home / 111,581.43-153,982.53-60,594.18

Finding the Fourth Proportional to 111,581.43, 153,982.53 and 60,594.18

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Solution

The fourth proportional to 111,581.43, 153,982.53 and 60,594.18 is: 83,620.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,581.43 : 153,982.53 = 60,594.18 : x
  2. Step 2: Convert to fraction form
    111,581.43/153,982.53 = 60,594.18/x
  3. Step 3: Cross multiply
    111,581.43x = 153,982.53 × 60,594.18
  4. Step 4: Simplify right side
    111,581.43x = 9,330,445,139.68
  5. Step 5: Solve for x
    x = 9,330,445,139.68/111,581.43
  6. Step 6: Final answer
    x = 83,620.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.